"Evolution will not display emails from Yahoo or AOL. It gives a "Memory allocation error." Other mailboxes work fine (hotmail, gmail, etc...)

Today, my Yahoo and AOL mailboxes wouldn't connect.
Evolution displayed a "memory allocation error"
I have searched and it looks like plenty of others have the same problem.
When you fix this, please update the powerpc one too.

Ubuntu 16.04 on powerpc 32bit
Description: Ubuntu 16.04.6 LTS
Release: 16.04
evolution:
  Installed: 3.18.5.2-0ubuntu3.2
  Candidate: 3.18.5.2-0ubuntu3.2
  Version table:
 *** 3.18.5.2-0ubuntu3.2 500
        500 http://gb.ports.ubuntu.com/ubuntu-ports xenial-updates/universe powerpc Packages
        100 /var/lib/dpkg/status
     3.18.5.2-0ubuntu1 500
        500 http://gb.ports.ubuntu.com/ubuntu-ports xenial/universe powerpc Packages

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: evolution 3.18.5.2-0ubuntu3.2
ProcVersionSignature: Ubuntu 4.4.0-178.208-powerpc-smp 4.4.217
Uname: Linux 4.4.0-178-powerpc-smp ppc
ApportVersion: 2.20.1-0ubuntu2.23
Architecture: powerpc
CurrentDesktop: XFCE
Date: Sat May 9 11:11:07 2020
EcryptfsInUse: Yes
InstallationDate: Installed on 2017-07-17 (1026 days ago)
InstallationMedia: Ubuntu-MATE 16.04.1 LTS "Xenial Xerus" - Release powerpc (20160719)
ProcEnviron:
 LANGUAGE=en_GB:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
SourcePackage: evolution
UpgradeStatus: No upgrade log present (probably fresh install)